An archived snapshot of DonaldJTrump.com remained online during the outage thanks to CloudFlare, the company that powers the site.

And an error message on the mobile version of the site read: "We're experiencing an unusually high volume of traffic at the moment. We're Honored That so Many People Want to Show Their Support to Help #MakeAmericaGreatAgain!"

New World Hacking recently claimed responsibility for shutting down the BBC News website for several hours earlier this week.

According to BBC technology correspondent Rory Cellan-Jones, the group launched a Distributed Denial-of-Service (DDoS) attack against the site as a "test" of their systems:

Message to me from New World Hackers on BBC DDoS : "It was only a test, we didn't exactly plan to take it down for multiple hours"